Home / 214,950.90-321,934.62-102,710.02

Finding the Fourth Proportional to 214,950.90, 321,934.62 and 102,710.02

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Solution

The fourth proportional to 214,950.90, 321,934.62 and 102,710.02 is: 153,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,950.90 : 321,934.62 = 102,710.02 : x
  2. Step 2: Convert to fraction form
    214,950.90/321,934.62 = 102,710.02/x
  3. Step 3: Cross multiply
    214,950.90x = 321,934.62 × 102,710.02
  4. Step 4: Simplify right side
    214,950.90x = 33,065,911,258.89
  5. Step 5: Solve for x
    x = 33,065,911,258.89/214,950.90
  6. Step 6: Final answer
    x = 153,830.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.